def dispatch(self, *args, **kwds):
try:
return super(RPCDispatcher, self).dispatch(*args, **kwds)
except designate.exceptions.Base as e:
if e.expected:
raise rpc_dispatcher.ExpectedException()
raise
def _dispatch(self, *args, **kwds):
try:
return super(RPCDispatcher, self)._dispatch(*args, **kwds)
except Exception as e:
if getattr(e, 'expected', False):
raise rpc_dispatcher.ExpectedException()
else:
raise
def _dispatch(self, *args, **kwds):
# TODO(kiall): Remove when oslo.messaging 5 is the min in requirements
try:
return super(RPCDispatcher, self)._dispatch(*args, **kwds)
except Exception as e:
if getattr(e, 'expected', False):
raise rpc_dispatcher.ExpectedException()
else:
raise
def inner(*args, **kwargs):
try:
return func(*args, **kwargs)
# Take advantage of the fact that we can catch
# multiple exception types using a tuple of
# exception classes, with subclass detection
# for free. Any exception that is not in or
# derived from the args passed to us will be
# ignored and thrown as normal.
except exceptions:
raise rpc_dispatcher.ExpectedException()
def inner(*args, **kwargs):
try:
span_host = tomograph.getHost()
ser_name = "%s[%s]" % (func.__module__, func.__name__)
tomograph.start(ser_name, func.__name__, span_host, 0)
ret = func(*args, **kwargs)
tomograph.stop(func.__name__)
return ret
# Take advantage of the fact that we can catch
# multiple exception types using a tuple of
# exception classes, with subclass detection
# for free. Any exception that is not in or
# derived from the args passed to us will be
# ignored and thrown as normal.
except exceptions:
tomograph.stop(func.__name__)
raise rpc_dispatcher.ExpectedException()
def exception_wrapper(self, *args, **kwargs):
if not hasattr(EXPECTED_EXCEPTION, 'depth'):
EXPECTED_EXCEPTION.depth = 0
EXPECTED_EXCEPTION.depth += 1
# We only want to wrap the first function wrapped.
if EXPECTED_EXCEPTION.depth > 1:
return f(self, *args, **kwargs)
try:
return f(self, *args, **kwargs)
except designate.exceptions.DesignateException as e:
if e.expected:
raise rpc_dispatcher.ExpectedException()
raise
finally:
EXPECTED_EXCEPTION.depth = 0
